Alpine SBR-S8D4.2 R-Series 8” Compact Subwoofer HiTV Output Power: +4 dBm/2

Output Power: +4 dBm/2

VOX hands-free mode

Bluetooth® Music Streaming

All new Phenolic resin flywheel effect platter for excellent speed stability

Woofer Magnet - High density flux ferrite

Alpine SBR-S8D4.2 R-Series 8” Compact Subwoofer HiTV Output Power: +4 dBm/2Alpine SBR S8D4. 2 R Series 8 Compact Subwoofer The SBR S8D4 features Alpines Type R 8 subwoofer in a custom slot ported enclosure. Ideal for installation in small spaces, its compact size means it can fit virtually anywhere. The pre installed subwoofer employs many features typically found in larger models, such as Alpines H. A. M. R (High Amplitude Multi Roll) suspension. This unique design allows greater linear excursion while improving control, to